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Application of propensity scores to estimate the association between government subsidy and injection use in primary health care institutions in China
Yuqing Tang, Xiaopeng Zhang, Chunyan Yang, Lianping Yang…Volume:
13
Language:
english
DOI:
10.1186/1472-6963-13-183
Date:
December, 2013
File:
PDF, 174 KB
english, 2013